alleryশ্ৰেণী অন্তৰাল 0-10, 10-20, 20-30-ৰ বাৰংবাৰতা ক্ৰমে 5, 12 আৰু 8। প্ৰচুৰক শ্ৰেণীটো কোনটো?
A0-10
B10-20
C20-30
Dকোনোটো নহয়
Answer & Solution
Correct answer: B. 10-20
সৰ্বাধিক বাৰংবাৰতা 12 থকা শ্ৰেণীটো হৈছে অন্তৰাল 10-20।
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